diff --git a/src/backend/impress/settings.py b/src/backend/impress/settings.py
index 8a6fa8e01..e82a5f495 100755
--- a/src/backend/impress/settings.py
+++ b/src/backend/impress/settings.py
@@ -458,16 +458,25 @@ class Base(Configuration):
     AI_BASE_URL = values.Value(None, environ_name="AI_BASE_URL", environ_prefix=None)
     AI_MODEL = values.Value(None, environ_name="AI_MODEL", environ_prefix=None)
 
-    AI_DOCUMENT_RATE_THROTTLE_RATES = {
-        "minute": 5,
-        "hour": 100,
-        "day": 500,
-    }
-    AI_USER_RATE_THROTTLE_RATES = {
-        "minute": 3,
-        "hour": 50,
-        "day": 200,
-    }
+    AI_DOCUMENT_RATE_THROTTLE_RATES = values.DictValue(
+        {
+            "minute": 5,
+            "hour": 100,
+            "day": 500,
+        },
+        environ_name="AI_DOCUMENT_RATE_THROTTLE_RATES",
+        environ_prefix=None,
+    )
+
+    AI_USER_RATE_THROTTLE_RATES = values.DictValue(
+        {
+            "minute": 3,
+            "hour": 50,
+            "day": 200,
+        },
+        environ_name="AI_USER_RATE_THROTTLE_RATES",
+        environ_prefix=None,
+    )
 
     USER_OIDC_FIELDS_TO_FULLNAME = values.ListValue(
         default=["first_name", "last_name"],
diff --git a/src/helm/env.d/docs-ia/values.impress.yaml.gotmpl b/src/helm/env.d/docs-ia/values.impress.yaml.gotmpl
index b1782cdc1..33483c649 100644
--- a/src/helm/env.d/docs-ia/values.impress.yaml.gotmpl
+++ b/src/helm/env.d/docs-ia/values.impress.yaml.gotmpl
@@ -16,7 +16,9 @@ backend:
       secretKeyRef:
         name: backend
         key: AI_BASE_URL
+    AI_DOCUMENT_RATE_THROTTLE_RATES: "{'minute': 5000,'hour': 5000,'day': 5000}"
     AI_MODEL: meta-llama/Meta-Llama-3.1-70B-Instruct
+    AI_USER_RATE_THROTTLE_RATES: "{'minute': 5000,'hour': 5000,'day': 5000}"
     DJANGO_CSRF_TRUSTED_ORIGINS: http://docs-ia.beta.numerique.gouv.fr,https://docs-ia.beta.numerique.gouv.fr
     DJANGO_CONFIGURATION: Production
     DJANGO_ALLOWED_HOSTS: "*"